NETWORK PRODUCTS
VSC874
GigaStream® 10 Gbps Queue Manager with Integrated SPI4.2 Interface
VSC874
10 Gbps GigaStream Queue Manager
Ingress Queues
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.
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HSSL
Load
Balancer
HSSL
HSSL
MANAGER
MANAGER
Reorder
Manager
Scheduler
High Speed Serial Links (HSSL)
High Speed Serial Links (HSSL)
QUEUING/SCHEDULING
QUEUING/SCHEDULING
Scheduler
SPI4.2 Interface
SPI4.2 Interface
Packet
Segmentation
SPI4.2
PHY
LOGIC
Static
Load
Balancer
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.
.
Egress Queues
DATA PROCESSING
DATA PROCESSING
Packet
Reassembly
.
.
.
Reassembly Buffers
Ingress Queues
.
.
.
HSSL
Load
Balancer
HSSL
HSSL
MANAGER
MANAGER
Reorder
Manager
Scheduler
High Speed Serial Links (HSSL)
High Speed Serial Links (HSSL)
QUEUING/SCHEDULING
QUEUING/SCHEDULING
Scheduler
.
.
.
Egress Queues
Parallel
Parallel
Interface (CPU)
Interface (CPU)
I2C Interface
I2C Interface
(CPU)
(CPU)
JTAG Interface
JTAG Interface
F E AT U R E S :
SPI4.2 Interface
16 High-speed Serial Links
Dual Ingress and Egress Queuing Engines
Direct Mode
Fabric Mode
Framer Interface
Packet Interface
Interfaces with Existing GigaStream Devices
Automatic Load Balancing Across Switch Chips
BENEFITS:
A standard 10 Gbps Interface
Provides 40 Gbps of Backplane Bandwidth
Can Provide Eight Traffic Classes Per Queuing Engine
No Switch Chip is Needed Supports Mesh Mode Configuration
Can Operate in a Dual Star Fabric Configuration
Can Connect Directly to Framers or Macs
Can Connect Directly to NPUs and CPUs
Can Easily Operate with Existing GigaStream Devices
Traffic is Only Sent to Active and Working Switch Chips
A P P L I C AT I O N S :
IP Service Appliances
3G Wireless Platforms
Edge/Access Routers
Media Gateways
PB-VSC0874-001
Multi-service Provisioning Platforms
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
